The 3-in-1 Supplement. 1800 mg Glucosamine HCl, 600 mg Chondroitin Sulfate, 16 mg Biotin, and 100 mg Zinc all in a molasses flavored pellet. These are known to work synergistically for improved skin condition and a lustrous show ring coat. Joint Combo Hoof & Coat also provides excellent hoof conditioning with 16 mg of biotin per dose. Joint Combo Hoof & Coat is pelleted in a highly palatable, molasses-flavored base, without any non-beneficial fillers.